PYSEC-2026-3400 Vantage6: Set admin user and password from environment or configuration

Impact Vantage6 currently provides an initial user with username root and password root. This is not ideal for the following reasons: - Attackers know that almost all vantage6 servers have a user with username root that probably has admin rights - The initial password is very weak and it is...

ouroboros-ai Vulnerable to Remote Code Execution via Untrusted Project-Directory .env

ImpactA Remote Code Execution RCE vulnerability was discovered in Ouroboros. If a user clones a malicious repository and runs Ouroboros commands within that directory, it can lead to arbitrary code execution and potential system takeover.The vulnerability CWE-426: Untrusted Search Path & CWE-15:...

PYSEC-2026-2515 hermes-agent has a sandbox issue

A vulnerability was identified in NousResearch hermes-agent up to 2026.4.16. This impacts the function executecode of the file tools/codeexecutiontool.py of the component Environment Variable Handler. Such manipulation leads to sandbox issue. It is possible to launch the attack remotely. The...

PYSEC-2026-3059 Cleartext storage of HMAC signing key in Amazon SageMaker Python SDK ModelBuilder/Serve path

Summary Amazon SageMaker Python SDK is an open-source library for training and deploying machine learning models on Amazon SageMaker. An issue exists where, under certain circumstances, the ModelBuilder/Serve component stores an HMAC signing key in cleartext as a container environment variable,...

PYSEC-2026-3395 python-utcp: Full Process Environment Exposed to CLI Subprocess - Secrets Leakage via Command Injection

Summary prepareenvironment in clicommunicationprotocol.py passes a full copy of os.environ to every CLI subprocess. When combined with the Command Injection vulnerability CWE-78 in substituteutcpargs tracked as GHSA-33p6-5jxp-p3x4, an attacker can exfiltrate all process-level secrets in a single...

PYSEC-2026-2555 LangSmith SDK: Public prompt pull deserializes untrusted manifests without trust boundary warning

Description The LangSmith SDK's prompt pull methods pullprompt / pullpromptcommit in Python, pullPrompt / pullPromptCommit in JS/TS fetch and deserialize prompt manifests from the LangSmith Hub. These manifests may contain serialized LangChain objects and model configuration that affect runtime...

PYSEC-2026-2390 banks has Critical Remote Code Execution (RCE) via Jinja2 SSTI

Summary banks = 2.4.1 uses jinja2.Environment unsandboxed to render prompt templates. Applications that pass user-supplied strings as the template argument to Prompt are vulnerable to Server-Side Template Injection SSTI, which can lead to Remote Code Execution RCE on the host system. This is a...

kioptrix-level1-writeup

Kioptrix Level 1 — Penetration Test Write-up A full walkthrou...

PYSEC-2026-2518 Home Assistant Command-line Interface: Handling of user-supplied Jinja2 templates

Impact Up to 1.0.0 of home-assitant-cli or hass-cli for short an unrestricted environment was used to handle Jninja2 templates instead of a sandboxed one. The user-supplied input within Jinja2 templates was rendered locally with no restrictions. This gave users access to Python's internals and...

PraisonAI: Coarse-Grained Tool Approval Cache Bypasses Per-Invocation Consent for Shell Commands

SummaryThe approval system in PraisonAI Agents caches tool approval decisions by tool name only, not by invocation arguments. Once a user approves executecommand for any command e.g., ls -la, all subsequent executecommand calls in that execution context bypass the approval prompt entirely. Combin...

PYSEC-2026-2946 PraisonAI: Coarse-Grained Tool Approval Cache Bypasses Per-Invocation Consent for Shell Commands

Summary The approval system in PraisonAI Agents caches tool approval decisions by tool name only, not by invocation arguments. Once a user approves executecommand for any command e.g., ls -la, all subsequent executecommand calls in that execution context bypass the approval prompt entirely...

PYSEC-2026-2918 PraisonAI Vulnerable to Sensitive Environment Variable Exposure via Untrusted MCP Subprocess Execution

PraisonAI’s MCP Model Context Protocol integration allows spawning background servers via stdio using user-supplied command strings e.g., MCP"npx -y @smithery/cli ...". These commands are executed through Python’s subprocess module. By default, the implementation forwards the entire parent proces...

PYSEC-2026-2953 PraisonAIAgents: Environment Variable Secret Exfiltration via os.path.expandvars() Bypassing shell=False in Shell Tool

Summary The executecommand function in shelltools.py calls os.path.expandvars on every command argument at line 64, manually re-implementing shell-level environment variable expansion despite using shell=False line 88 for security. This allows exfiltration of secrets stored in environment variabl...

Improper Authentication

Overview lightrag-hku is a LightRAG: Simple and Fast Retrieval-Augmented Generation Affected versions of this package are vulnerable to Improper Authentication via the file lightrag/api/config.py that uses a default JWT secret "lightrag-jwt-default-secret" when the TOKENSECRET environment variabl...

container-tools:rhel8 security update

An update is available for conmon, aardvark-dns, netavark, module.libslirp, runc, module.cockpit-podman, module.aardvark-dns, python-podman, module.criu, module.netavark, fuse-overlayfs, buildah, module.podman, toolbox, oci-seccomp-bpf-hook, module.python-podman, module.crun, skopeo, criu, podman...

EUVD-2026-43316

This vulnerability is a critical Server-Side Template Injection SSTI in Centreon's centreon-open-tickets module that leads to Remote Code Execution. The messageconfirm field is stored without sanitization and rendered via Smarty with no security policy enabled, allowing any authenticated user, to...

MAL-2026-10434 Malicious code in env-fast (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 9955128054ee66cd4675be3884e92f9e541ad7e9673496ece60e932c0b83ca5f [email protected] presents as a zero-dependency env loader but on require schedules a 72-hour-delayed activation that POSTs a host fingerprint hostname,...

CVE-2026-14453

This vulnerability is a critical Server-Side Template Injection SSTI in Centreon's centreon-open-tickets module that leads to Remote Code Execution. The messageconfirm field is stored without sanitization and rendered via Smarty with no security policy enabled, allowing any authenticated user, to...

podman: Podman: Information disclosure via malicious container image environment variables

A flaw was found in Podman, a tool for managing OCI containers and pods. A malicious container image can be crafted with an environment variable that has a key but no value, or an asterisk , to trick Podman. This vulnerability causes Podman to pass host environment variables into the container...

MAL-2026-10429 Malicious code in @nsub/nitxe (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector b16147b7ac55d6c4cc4e042be73e6d49fc7232e8a03f406fecd034cdd27bf0eb The package's declared npm postinstall script collects the installer's username os.userInfo.username, hostname os.hostname, platform, and the entire...